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OpenStudy (anonymous):
If the equation 4x^2 + 6x + c = 0 has exactly one root, what is the value of c?
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OpenStudy (anonymous):
determine c so it is a perfect square \[(x+n)^2= x^2+2nx+n^2\]
OpenStudy (anonymous):
sorry it would be \[(ax+b)^2 = (ax)^2+ 2abx+b^2\]
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